On Tue, Oct 28, 2014 at 7:32 AM, David Crayford <[email protected]> wrote:
> On 28/10/2014 7:53 PM, John McKown wrote: > >> On Mon, Oct 27, 2014 at 8:12 PM, David Crayford <[email protected]> >> wrote: >> >> On 28/10/2014 4:20 AM, John McKown wrote: >>> >>> This is likely a silly question. Does lua4z use HFP (zArch) or BFP >>>> (IEEE) >>>> floating point? If I had to guess, I'd _guess_ HFP. >>>> >>>> You guessed wrong :). Lua numbers are double precision IEEE BFP. This >>> did >>> cause some problems. For example, the DB2 ODBC driver only supports HFP >>> so >>> I had to do manual >>> conversions in LuaSQL. >>> >> >> Most excellent! That makes it totally compatible with the SQLite port for >> z/OS, which also uses BFP as its "native" floating point. I am working on >> a new port of SQLite, version 3.8.7, and thought that I might look at a >> lua >> package as well. I think that I have a basic understanding of how to use >> the dynamic linking. Basically, create a "shared object" named, say, >> "sqlite3.so" which contains a function called luaopen_sqlite3 & put it in >> the "lib/lua/5.1" subdirectory. I know how to create an executable (main) >> program using C, but I've never created a shared object. What I may do is >> first create this package using my Linux system, then "port" it to z/OS. >> >> > I've got a new build for Lua4z which includes sqlite3 as part of LuaSQL > https://github.com/keplerproject/luasql. I'm going to release it soon > with the regex extensions for POSIX and PCRE. > > Wonderful. Thanks. I will now just wait. I'm__good__ at just waiting. -- The temperature of the aqueous content of an unremittingly ogled culinary vessel will not achieve 100 degrees on the Celsius scale. Maranatha! <>< John McKown ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
